Description
The Purlin Clamp is perfect for installing almost anything to bar joists, purlins and I-beams up to 1″ thick. A 1/2″-13 × 2.5″ fully threaded square head set screw is provided for locking onto the structural member. A 1/2″-13 × 1″ grade 5 Hex Head Bolt is supplied to connect the load. Or use a 1/2″-13 tpi threaded rod to support a load at any length. The Purlin Clamp has Micro-grooves for a secure connection to beam. The 1/2″ fastener Purlin Clamp body is extruded from aircraft grade aluminum and is 1″ thick.
The Purlin Clamp is also available with 3/8″-16 tpi fasteners. 3/8″-16 tpi x 2.5″ fully threaded square head set screw is provided for locking onto the structural member. A 3/8″-16 × 1″ grade 5 Hex Head Bolt is supplied to connect the load. Or use a 3/8″-16 tpi threaded rod to support a load at any length.
Working Load Limit
500 lbs.for 1/2″ and 300 lbs for 3/8″
Hardware
1/2 × 2-1/2″ Square Head Set Screw or
3/8 × 2-1/2″ Square Head Set Screw
.5 × 1″ Hex Head Cap Screw
1″ Belleville Washer